According to recent evidence, which drug used to treat migraine headaches has some potential for addiction?
Definition of metabolism for Students. : the processes by which a living organism uses food to obtain energy and build tissue and disposes of waste material.
1. metabolism-the marked and rapid transformation of a larva into an adult that occurs in some animals. metamorphosis. hemimetabolism, hemimetaboly, hemimetamorphosis-incomplete or partial metamorphosis in insects.